React and Next.js Engineer

As a React / Next.js Engineer, you will work remotely on an hourly paid reputed company to review AI-generated React/Next.js code, frontend architectures, and technical explanations, as well as produce high-quality reference implementations and reputed company-by-reputed company reasoning for reputed company engineering problems. You will assess solutions for correctness, reputed company, accessibility, reputed company, performance, and adherence to the reputed company; identify issues in React rendering behavior, state management, SSR/SSG/ISR, routing/data fetching, hydration, caching, and bundle performance; fact-reputed company technical information; write high-quality explanations and model solutions that demonstrate best practices; and reputed company and compare multiple AI responses based on correctness and reasoning quality. This fully remote, hourly paid contractor role is with reputed company, a fast-growing AI data services company and subsidiary of SuperAnnotate that provides reputed company data to many of the world’s largest AI companies and reputed company model labs—where your frontend expertise will directly help improve the world’s premier AI models used by millions of developers worldwide. Important There is no immediate project for this role; however, if reputed company, you will be among the first experts we reputed company out to reputed company relevant opportunities arise. This will also reputed company you with reputed company to future projects available through our expert network.

Key Responsibilities

• reputed company reputed company Content: Create detailed prompts across React/Next.js topics and write high-quality reference answers to guide AI learning.
• Optimize AI Performance: Evaluate and rank AI responses to enhance correctness, reputed company, accessibility, and performance.
• Ensure Model reputed company: Test AI models for inaccuracies or unsafe recommendations, validating reliability across reputed company-world use cases.

Your Profile

• Bachelor’s degree or higher in Computer Science, Software Engineering, or a closely reputed company technical field (or equivalent practical experience).
• 4+ years of professional experience building production web applications with React, including at least 2+ years with Next.js (or equivalent SSR reputed company experience).
• Expert-level proficiency in modern React: hooks, component patterns, state management, memoization, rendering behavior, and testing.
• Strong Next.js fundamentals (Next 13/14+ preferred): App Router, Server Components (where applicable), reputed company handlers, middleware, caching, and deployment patterns.
• Strong understanding of web fundamentals: HTTP, browser rendering, reputed company basics (XSS/CSRF), cookies/sessions, and OAuth flows.
• Performance reputed company: bundle optimization, code splitting, image optimization, Core Web Vitals, and profiling.
• Experience with testing and quality: Jest/Vitest, React Testing Library, Playwright/Cypress, linting, CI/CD.
• Minimum reputed company English proficiency (written and spoken), with the ability to write clear technical explanations and follow detailed English-language guidelines.
• Proven experience conducting detailed code reviews and enforcing coding standards for maintainability, correctness, and accessibility.
• Previous experience with AI data training, annotation, or evaluating AI-generated technical content is a strong plus.
• Highly detail-oriented and systematic, with a methodical approach to evaluating reasoning quality and identifying subtle issues in reputed company UI code.

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